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Searched refs:hpd_gpio (Results 1 – 15 of 15) sorted by relevance

/linux/drivers/gpu/drm/tegra/
H A Doutput.c58 if (output->hpd_gpio) { in tegra_output_connector_detect()
59 if (gpiod_get_value(output->hpd_gpio) == 0) in tegra_output_connector_detect()
141 output->hpd_gpio = devm_fwnode_gpiod_get(output->dev, in tegra_output_probe()
146 if (IS_ERR(output->hpd_gpio)) { in tegra_output_probe()
147 if (PTR_ERR(output->hpd_gpio) != -ENOENT) { in tegra_output_probe()
148 err = PTR_ERR(output->hpd_gpio); in tegra_output_probe()
152 output->hpd_gpio = NULL; in tegra_output_probe()
155 if (output->hpd_gpio) { in tegra_output_probe()
156 err = gpiod_to_irq(output->hpd_gpio); in tegra_output_probe()
198 if (output->hpd_gpio) in tegra_output_remove()
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H A Ddrm.h139 struct gpio_desc *hpd_gpio; member
/linux/drivers/media/cec/platform/cec-gpio/
H A Dcec-gpio.c23 struct gpio_desc *hpd_gpio; member
95 int val = gpiod_get_value(cec->hpd_gpio); in cec_hpd_gpio_irq_handler()
136 if (cec->hpd_gpio) in cec_gpio_status()
148 if (!cec->hpd_gpio) in cec_gpio_read_hpd()
150 return gpiod_get_value(cec->hpd_gpio); in cec_gpio_read_hpd()
198 cec->hpd_gpio = devm_gpiod_get_optional(dev, "hpd", GPIOD_IN); in cec_gpio_probe()
199 if (IS_ERR(cec->hpd_gpio)) in cec_gpio_probe()
200 return PTR_ERR(cec->hpd_gpio); in cec_gpio_probe()
217 if (cec->hpd_gpio) { in cec_gpio_probe()
218 cec->hpd_irq = gpiod_to_irq(cec->hpd_gpio); in cec_gpio_probe()
/linux/drivers/gpu/drm/amd/display/dc/link/
H A Dlink_factory.c377 if (link->hpd_gpio) { in link_destruct()
378 dal_gpio_destroy_irq(&link->hpd_gpio); in link_destruct()
379 link->hpd_gpio = NULL; in link_destruct()
501 link->hpd_gpio = link_get_hpd_gpio(link->ctx->dc_bios, link->link_id, in construct_phy()
504 if (link->hpd_gpio) { in construct_phy()
505 dal_gpio_open(link->hpd_gpio, GPIO_MODE_INTERRUPT); in construct_phy()
506 dal_gpio_unlock_pin(link->hpd_gpio); in construct_phy()
507 link->irq_source_hpd = dal_irq_get_source(link->hpd_gpio); in construct_phy()
509 DC_LOG_DC("BIOS object table - hpd_gpio id: %d", link->hpd_gpio->id); in construct_phy()
510 DC_LOG_DC("BIOS object table - hpd_gpio en: %d", link->hpd_gpio->en); in construct_phy()
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/linux/drivers/gpu/drm/bridge/
H A Ddisplay-connector.c23 struct gpio_desc *hpd_gpio; member
47 if (conn->hpd_gpio) { in display_connector_detect()
48 if (gpiod_get_value_cansleep(conn->hpd_gpio)) in display_connector_detect()
283 conn->hpd_gpio = devm_gpiod_get_optional(&pdev->dev, "hpd", in display_connector_probe()
285 if (IS_ERR(conn->hpd_gpio)) in display_connector_probe()
286 return dev_err_probe(&pdev->dev, PTR_ERR(conn->hpd_gpio), in display_connector_probe()
289 conn->hpd_irq = gpiod_to_irq(conn->hpd_gpio); in display_connector_probe()
366 if (conn->hpd_gpio) in display_connector_probe()
376 conn->hpd_gpio ? "with" : "without", in display_connector_probe()
H A Dti-tpd12s015.c29 struct gpio_desc *hpd_gpio; member
73 if (gpiod_get_value_cansleep(tpd->hpd_gpio)) in tpd12s015_detect()
159 tpd->hpd_gpio = gpio; in tpd12s015_probe()
162 tpd->hpd_irq = gpiod_to_irq(tpd->hpd_gpio); in tpd12s015_probe()
/linux/drivers/gpu/drm/panel/
H A Dpanel-samsung-atna33xc20.c31 struct gpio_desc *hpd_gpio; member
103 if (p->hpd_gpio) { in atana33xc20_resume()
104 ret = readx_poll_timeout(gpiod_get_value_cansleep, p->hpd_gpio, in atana33xc20_resume()
288 panel->hpd_gpio = devm_gpiod_get_optional(dev, "hpd", GPIOD_IN); in atana33xc20_probe()
289 if (IS_ERR(panel->hpd_gpio)) in atana33xc20_probe()
290 return dev_err_probe(dev, PTR_ERR(panel->hpd_gpio), in atana33xc20_probe()
H A Dpanel-edp.c238 struct gpio_desc *hpd_gpio; member
426 p->hpd_gpio = devm_gpiod_get_optional(dev, "hpd", GPIOD_IN); in panel_edp_get_hpd_gpio()
427 if (IS_ERR(p->hpd_gpio)) in panel_edp_get_hpd_gpio()
428 return dev_err_probe(dev, PTR_ERR(p->hpd_gpio), in panel_edp_get_hpd_gpio()
436 return !p->no_hpd && (p->hpd_gpio || (p->aux && p->aux->wait_hpd_asserted)); in panel_edp_can_read_hpd()
472 if (p->hpd_gpio) { in panel_edp_prepare_once()
474 p->hpd_gpio, hpd_asserted, in panel_edp_prepare_once()
/linux/drivers/video/fbdev/omap2/omapfb/displays/
H A Dconnector-hdmi.c45 struct gpio_desc *hpd_gpio; member
159 if (ddata->hpd_gpio) in hdmic_detect()
160 return gpiod_get_value_cansleep(ddata->hpd_gpio); in hdmic_detect()
217 ddata->hpd_gpio = devm_gpiod_get_optional(&pdev->dev, "hpd", GPIOD_IN); in hdmic_probe()
218 r = PTR_ERR_OR_ZERO(ddata->hpd_gpio); in hdmic_probe()
222 gpiod_set_consumer_name(ddata->hpd_gpio, "hdmi_hpd"); in hdmic_probe()
H A Dencoder-tpd12s015.c25 struct gpio_desc *hpd_gpio; member
146 if (!gpiod_get_value_cansleep(ddata->hpd_gpio)) in tpd_read_edid()
162 return gpiod_get_value_cansleep(ddata->hpd_gpio); in tpd_detect()
263 ddata->hpd_gpio = gpio; in tpd_probe()
/linux/drivers/gpu/drm/amd/display/dc/link/protocols/
H A Dlink_hpd.c40 dal_gpio_lock_pin(link->hpd_gpio); in link_get_hpd_state()
41 dal_gpio_get_value(link->hpd_gpio, &state); in link_get_hpd_state()
42 dal_gpio_unlock_pin(link->hpd_gpio); in link_get_hpd_state()
/linux/drivers/platform/x86/
H A Dasus-tf103c-dock.c107 struct gpio_desc *hpd_gpio; member
662 if (gpiod_get_value(dock->hpd_gpio)) in tf103c_dock_hpd_work()
778 dock->hpd_gpio = devm_gpiod_get(dev, "dock_hpd", GPIOD_IN); in tf103c_dock_probe()
779 if (IS_ERR(dock->hpd_gpio)) in tf103c_dock_probe()
780 return dev_err_probe(dev, PTR_ERR(dock->hpd_gpio), "requesting HPD GPIO\n"); in tf103c_dock_probe()
782 dock->hpd_irq = gpiod_to_irq(dock->hpd_gpio); in tf103c_dock_probe()
914 if (gpiod_get_value(dock->hpd_gpio)) in tf103c_dock_resume()
/linux/drivers/gpu/drm/vc4/
H A Dvc4_hdmi.h141 struct gpio_desc *hpd_gpio; member
H A Dvc4_hdmi.c452 if (vc4_hdmi->hpd_gpio) { in vc4_hdmi_connector_detect_ctx()
453 if (gpiod_get_value_cansleep(vc4_hdmi->hpd_gpio)) in vc4_hdmi_connector_detect_ctx()
3242 vc4_hdmi->hpd_gpio = devm_gpiod_get_optional(dev, "hpd", GPIOD_IN); in vc4_hdmi_bind()
3243 if (IS_ERR(vc4_hdmi->hpd_gpio)) { in vc4_hdmi_bind()
3244 return PTR_ERR(vc4_hdmi->hpd_gpio); in vc4_hdmi_bind()
/linux/drivers/gpu/drm/amd/display/dc/
H A Ddc.h1780 struct gpio *hpd_gpio; member